// Exemplo de arquivo de descricao de cena para POV-ray
// Last edited on 2010-03-04 15:44:01 by stolfi

// ======================================================================
// CORES E TEXTURAS

background{ color rgb < 0.75, 0.80, 0.85 > }

#declare tx_pele = 
  texture{
    pigment{ color rgb < 1.00, 0.80, 0.10 > }
    finish{ diffuse 0.9 ambient 0.1 }
  }

#declare tx_azul = 
  texture{
    pigment{ color rgb < 0, 0.25, 0.70 > }
  }

#declare tx_verde = 
  texture{
    pigment{ color rgb < 0, 0.7, 0.25 > }
  }

#declare tx_cinza = 
  texture{
    pigment{ color rgb < 0.95, 0.95, 0.95 > }
  }

#declare tx_laranja = 
  texture{
    pigment{ color rgb < 0.6, 0.4, 0.1 > }
  }

#declare tx_marrom = 
  texture{
    pigment{ color rgb < 0.70, 0.3, 0.0 >}
  }

#declare tx_xadrez =
  texture{
    pigment{ checker color rgb < 0.10, 0.32, 0.60 >, color rgb < 1.00, 0.97, 0.90 > }
    finish{ diffuse 0.9 ambient 0.1 }
    scale 0.1
  }

#declare tx_xadrez2 =
  texture{
    pigment{ checker color rgb < 0.70, 0.82, 0.0 >, color rgb < 0.10, 0.4, 0.90 > }
    finish{ diffuse 0.9 ambient 0.1 }
    scale 2
  }

#declare tx_chao = 
  texture{
    pigment{ color rgb < 1.00, 0.85, 0.85 > }
    finish{ diffuse 0.2 reflection 0.3*< 0.6, 0.85, 0.85 > ambient 0.1 }
  }

// ======================================================================
// DESCRIÇÃO DA CENA 

// Partes da cena:
#declare coluna = 
  cylinder
  {
    <0, 0, 0>, <0, 0, 1>, 0.1
    texture { tx_cinza }
  }

#declare entrada = 
union{
  object{ coluna } 
  object{ coluna translate<0,1,0> } 
  difference
  {
    box{ <-0.1, 0, 0.9>, <0.1, 1, 1.2> texture{tx_cinza}}
    text{ ttf "arial.ttf" "ENTRADA" 0.3 0.0 scale<0.2, 0.2, 1> rotate<0, 0, 90> rotate<0, 90, 0> translate<-0.15,0.04,1> }
  }
}

#declare bem_vindo = 
union{
  text{ ttf "arial.ttf" "Bem-Vindo!!!" 0.1 0.0 scale<0.1, 0.1, 1> rotate<0, 0, 90> rotate<0, 90, 0> translate<0,-0.1,0.2> }
  cone{<0,0.12,0>,0.1,<0,0.12,0.2>,0}
}

#declare cubico =
union{
  text{  ttf "arial.ttf" "O CUBO" 0.1 0.0 scale<0.1, 0.1, 1> rotate<0, 0, 90> rotate<0, 90, 0> rotate<-45, 0, 0> translate<0,0,0.3> texture{tx_marrom}}
  box{<0,0,0>,<0.05,0.3,0.4> texture{tx_pele}}
}

#declare texto_navio = 
  text{ ttf "arial.ttf" "NAVIO" 0.05 0.0 scale<0.2, 0.2, 0> rotate<0, 0, 90> rotate<0, 90, 0> translate<0,0,0.2>}

#declare chao =
  box{<-4,-2,-0.1>,<0.5,2,0> texture{tx_chao}}

#declare barco =
union{
  difference{
    sphere{<1,1,1>, 0.8 texture{tx_pele}}
    sphere{<1,1,1.4>, 1 texture{tx_azul}}
  }
  box{<0.6,0.6,0.6>,<1.4,1.4,1> texture{tx_xadrez}}
  object{ texto_navio texture{tx_verde} translate<1.37,0.7,0.55> }
}

#include "eixos.inc"

// Aqui está a cena, finalmente:

union{
  object{ eixos(3.00) }
  object{ entrada }
  object{ bem_vindo texture{tx_azul} rotate<0,0,30> translate<-0.7,0.25,0>}
  object{ cubico rotate<0, 0, 45> translate<-2,-1,0>}
  object{barco translate<-4,1,-0.2> scale<0.5,0.5,0.5>}
  object{chao}
}

#include "camlight.inc"
#declare centro_cena = < 0.00, 2.00, 1.00 >;
#declare raio_cena = 5.0;
#declare dir_camera = < 5.00, 6.00, 1.00 >;
#declare dist_camera = 20.0;
#declare intens_luz = 1.00;
camlight(centro_cena, raio_cena, dir_camera, dist_camera , z, intens_luz)